Methods: 142 cases diagnosed as intracranial hemorrhage by delayed vitamin - K deficiency were retrospectively analyzed.

方法: 回顾性分析142例晚发性维生素K缺乏性颅内出血患儿的临床资料.

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Methods 32 cases diagnosed hemorrhagic disease with delayed vitamin - K deficiency were retrospectively analyzed.

方法回顾性分析32例儿童晚发性维生素K缺乏症所致出血性疾病患儿的临床资料.

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Objective : To study and analyze the effect of the late vitamin K deficiency and the protection.

目的: 研究分析晚发性维生素K缺乏对婴儿出生后发育的影响及防治对策.

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